package com.zzw.hj84;

import java.util.Scanner;

/**
 * @Project: hw_java
 * @Description: 统计大写字母个数
 * @Author: zzw
 */

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String str = in.nextLine();
        int count = 0;
        for (int i = 0; i < str.length(); i++) {
            if (str.charAt(i) >= 'A' && str.charAt(i) <= 'Z') {
                count++;
            }
        }
        System.out.print(count);
    }
}